Understanding NSPredicate and filteredArrayUsingPredicate in iOS Development: Mastering the Art of Array Filtering with Predicates

Understanding Mutable Dictionaries in Objective-C: A Comprehensive Guide to Creating, Updating, and Managing Dictionary Entries.

Sorting NSDictionary with Multiple Constraints: A Step-by-Step Guide Using Custom Class

Creating a NSDictionary Data Structure for a UITableView in iOS Development

Understanding iPhone Table Views with NSDictionary and Plist Files: Optimizing Performance and User Experience

Understanding NSDictionary Retention in Objective-C